.plan-box {
  background: rgb(239, 240, 242);
  box-sizing: border-box;
  min-width: 1200px;
}



.right-plan {
  height: 660px;
  background: #fff;
  margin-left: 30px;
  position: relative;
  /* box-sizing: border-box; */
  /* width: 80%; */
}

.left-plan {
  padding-top: 5px;
  height: 660px;
  width: 180px;
  background: rgb(51, 102, 255);
  border-radius: 5px;
  box-sizing: border-box;
  position: relative;
}

h5 {
  font-weight: 700;
  font-size: 22px;
}

.nav {
  color: #fff;
  text-align: center;
}

a {
  color: #fff;
  font-size: 18px;
}

.nav:hover {
  cursor: pointer;
}

iframe {
  padding-left: 40px;
  padding-right: 90px;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 1px;
}